Manahan, S. E. (1975). Environmental chemistry (2nd ed.). Willard Grant.
Chicago Style aipamenaManahan, Stanley E. Environmental Chemistry. 2nd ed. Boston: Willard Grant, 1975.
MLA aipamenaManahan, Stanley E. Environmental Chemistry. 2nd ed. Willard Grant, 1975.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.